Switched DB gem to postgres
Merge pull request #1 from curiousepic/master

Switched DB gem to postgres
Merge pull request #2 from rlconley/rebecca

added idea to gitignore
Finished changing db to postgres, created db
Added gems
Generated models and migrated db
Initial model tests
Cleaned up fixtures, added gem
Associations and validations added, initial tests passing
Merge pull request #3 from curiousepic/master

Models created and tested
Generated problems controller, converted tests to shoulda
Generated notes controller, converted tests to shoulda
converted problems and notes routes to resources
Elaborated notes controller tests
working users controller with tests. logins not complete
merged routes
problem creation tests
root specified
Merge pull request #4 from curiousepic/master

More controller tests
users controller test current_user_id undefined error